Exhaust pipe



FIG. 1 is a top plan view of the exhaust pipe, showing my new invention;

FIG. 2 is a front view thereof;

FIG. 3 is a perspective view thereof;

FIG. 4 is a left-side view thereof; and,

FIG. 5 is a right-side view thereof. 

The ornamental design for the exhaust pipe, as shown and described. 